The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 10, 2024

Filed:

Apr. 15, 2019
Applicant:

Siemens Energy Global Gmbh & Co. KG, Munich, DE;

Inventor:

Peter Utz, Furth, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/02 (2016.01); C25B 1/04 (2021.01); C25B 9/23 (2021.01); C25B 9/65 (2021.01); C25B 13/00 (2006.01); C25B 15/02 (2021.01); H02M 3/155 (2006.01);
U.S. Cl.
CPC ...
H02J 7/02 (2013.01); C25B 1/04 (2013.01); C25B 9/23 (2021.01); C25B 9/65 (2021.01); C25B 13/00 (2013.01); C25B 15/02 (2013.01); H02M 3/155 (2013.01);
Abstract

A circuit arrangement and to a method for operating the circuit arrangement, particularly a circuit arrangement for the DC power supply of a plurality of parallel electrolysers, where the circuit arrangement has a rectifier which converts an input-side alternating voltage into an output-side first DC voltage. Each electrolyser is respectively connected in parallel to the output of the rectifier by a down converter converting the first DC voltage into a second DC voltage such that the second DC voltage drops over the electrolyser. Each of the down converters is controllable and/or regulatable in order to adapt the level of the second direct voltage.


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